18953896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5879}}^1$

素因数の和:5929

約数の個数: 32

約数和(自身を含む): 39513600

約数和(自身を除く): 20559704

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 5879, 11758, 23516, 47032, 76427, 152854, 182249, 305708, 364498, 611416, 728996, 1457992, 2369237, 4738474, 9476948, 18953896]

約数ペア:

[(1, 18953896), (2, 9476948), (4, 4738474), (8, 2369237), (13, 1457992), (26, 728996), (31, 611416), (52, 364498), (62, 305708), (104, 182249), (124, 152854), (248, 76427), (403, 47032), (806, 23516), (1612, 11758), (3224, 5879)]